Cowell, Cressida <br/><br/>
How to steal a dragon's sword :  the heroic misadventures if Hiccup the Viking / 
as told to Cressida Cowell. 
 - New York :  Little, Brown and Company,  c2011. 
 - 2214 p. : ill., map. ; 20 cm. 
 - How to train your dragon ; bk. 9 .
<br/><br/><label>ISBN: </label>9780316205719